Bombyliidae
      Anthracinae
                  Anthrax albofasciatus Macquart
                  A. analis Say
                  A. cingulatus Ug.
                  A. irrorata Say
                  A. pauper (Loew)
                  Anthrax sp.
      Bombyliinae
                  Anastoechus melanohalteralis Tucker
                  A. nitidulus Fabricius
                  Bombylius atriceps Loew
                  B. io Williston
                  B. major Linnaeus
                  B. mexicanus Wiedmann
                  B. nubilis Mikan
                  B. pulchellus Loew
                  B. pygmaeus Fabricius
                  Bombylius sp.
                  Lordotus gibbus Loew
                  Sparnopolius lherminierii (Macquart)
                  Sparnopolius sp.
                  Systoechus cardidulus Loew
                  S. vulgaris Loew
      Exoprosopinae
                  Dipalta serpentina O. S.
                  Dipalta sp.
                  Exoprosopa capucina (Fabricius)
                  E. decora Loew
                  E. fasciata Macquart
                  E. fascipennis Say
                  E. hulli Painter
                  Exoprosopa sp.
                  Hemipenthes catulina (Cog.)
                  H. cypris (Meigen)
                  H. morio (Linnaeus)
                  H. palliata (Loew)
                  H. parvicornis (Loew)
                  H. sinuosa (Wiedmann)
                  H. sinuosa jaennickeana (Osten Sacken)
                  Poecilanthrax alcyon (Say)
                  P. alpha (O. S.)
                  P. arthusa (O. S.)
                  P. autumnalis (Cole)
                  P. californicus (Cole)
                  P. demogorgon Walker
                  P. nigripennis (Cole)
                  P. robustus J. & J.
                  P. sackenii sackenii (Cole)
                  P. signatipennis (Cole)
                  P. tegminipennis (Say)
                  P. willistoni (Cog.)
                  Villa alternata (Say)
                  V. fulviana (Say)
                  V. hypomelas (Macquart)
                  V. lateralis atra Painter
                  V. l. lateralis (Say)
                  V. l. nigra Cresson
                  V. l. semifulvipes Painter
                  Villa sp.
      Lomatiinae
                  Aphoebantus cervinus Loew
      Phthiriinae
                  Geron sp.
                  Phthiria punctipennis Walker
                  P. sulphurea Loew
                  Phthiria sp.
      Systropodinae
                  Systropus macer loew
      Toxophorinae
                  Lepidophora lepidocera (Wiedmann)
                  Lepidophora sp.
                  Toxophora pellucida Coquillett
Unidentified Bombyliidae
Foreign Bombyliidae